Faxon Gunner 16″ 5.56 NATO 1:8 Nitride Barrel

The Faxon Firearms Gunner is a 16-inch AR-15 barrel chambered for 5.56 NATO (.223 Rem). It uses a 1:8″ rate of twist and button rifling for consistent stabilization across common bullet weights. The barrel is manufactured from certified 4150 Mil-Spec steel, finished with a black nitride (QPQ) process, and features a mid-length gas system with a .625 gas block journal. Threaded 1/2″-28 and finished with an 11-degree target crown, the Gunner profile blends government and pencil contours for a balance of durability and reduced weight.

Key Specifications

• Caliber is 5.56 NATO (.223 Rem).
• Barrel length is 16 inches.
• Rate of twist is 1:8.
• Barrel profile is Gunner (Gov’t + Pencil blend).
• Barrel material is 4150 Mil-Spec steel.
• Finish is black nitride (QPQ).
• Rifling method is button rifled.
• Gas system is mid-length with a .625″ gas block journal.
• Threading is 1/2″-28.
• Barrel crown is an 11-degree target crown.

Engineered for consistent accuracy and reliable service, the Faxon Gunner 16″ barrel suits a wide range of AR-15 builds where a balance of handling and shot-to-shot precision is desired. Its mid-length gas system and Gunner contour reduce perceived weight and improve balance without sacrificing durability, making this barrel a solid choice for range work, training, hunting setups, or duty-style builds that prioritize dependable performance.